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Ships within 48 hours · Estimated delivery Jul 29 - Aug 3
This premium spa water conditioning treatment is designed to enhance water comfort while helping maintain sparkling clear spa water
more enjoyable spa experience
Product Type: Front Load Spa Filter Cartridge
Regular testing and adjustment of pH and alkalinity levels help improve water clarity
Spa Fresh ULTRA Cal up 1kg IN.YT compatible This premium spa water conditioningProduct Description Spa Fresh ULTRA Cal Up 1kg is a specialised water balancing treatment formulated to increase calcium hardness levels in spa, hot tub and swim spa water. Maintaining the correct calcium hardness helps protect spa surfaces, heaters and metallic components from corrosion, etching and premature wear caused by soft or aggressive water. Low calcium hardness can lead to water becoming corrosive, which may damage spa equipment and surfaces